CN206109099U - Treatment of ammonia nitrogen waste water's manufacturing equipment - Google Patents
Treatment of ammonia nitrogen waste water's manufacturing equipment Download PDFInfo
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- CN206109099U CN206109099U CN201621050693.6U CN201621050693U CN206109099U CN 206109099 U CN206109099 U CN 206109099U CN 201621050693 U CN201621050693 U CN 201621050693U CN 206109099 U CN206109099 U CN 206109099U
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- waste water
- ammonia nitrogen
- water
- guanite precipitation
- guanite
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Abstract
The utility model discloses a treatment of ammonia nitrogen waste water's manufacturing equipment, waste water treatment equipment mainly includes: the equalizing basin of establishing ties in proper order, blow and take off tower, guanite precipitation reactor, zeolite filtration ware, production pond. The beneficial effects of the utility model are that: adjusting through the pH value, making the ammonia nitrogen in the waste water change to the free state, then let in the air stripping in the waste water, recycle guanite precipitation method and get rid of and retrieve remaining ammonia nitrogen in the waste water, adopt the zeolite adsorption tower to adsorb at last, the ammonia nitrogen in the waste water is got rid of to the degree of depth, ensures to produce water discharge to reach standard. The utility model has the advantages of the treatment effect is stable, and process flow is simple, and the ammonia nitrogen clearance is high, and reaction time is short, realizes automatic control easily.
Description
Technical field
The utility model relates to organic industrial sewage process process equipment, more particularly to be at nitrogen-containing wastewater
The method and apparatus of reason.
Background technology
To prevent and treat water pollution, the waste water containing ammonia nitrogen must could be discharged Jing after process is up to standard.The process side of ammonia nitrogen waste water
Method can select blow-off method, ion exchange, guanite precipitation method, bioanalysises, evaporation, hyperfiltration and ion exchange
Deng.Blow-off method can be used to remove the dissolved gas and some volatile material in waste water.The method is that gas is passed through in waste water,
It is allowed to be fully contacted with waste water, makes dissolved gas and some volatile solutes in waste water through gas-liquid interface, be transferred to gas phase
In, so as to reach the purpose that pollutant are removed from waste water.Ion exchange denitrogenation is referred to is entered using ion-exchanger to raw water
Row is filtered, and the ammonium ion in waste water swaps reaction with ion exchange material, makes the NH in waste water4 +It is trapped within exchange material
Surface, so as to reach remove waste water in ammonia nitrogen purpose.Method of chemical treatment also known as medical method, mainly to adding in waste water
Medicament is learned, the structure for destroying Pollutants in Wastewater using chemical reaction makes it be converted into harmless or labile material, and makes dirt
Water is purified.The most frequently used chemical precipitation method be guanite precipitation method, guanite precipitation method ultimate principle be to
A certain amount of magnesium salt and microcosmic salt are added in waste water containing ammonia nitrogen, is allowed to generate guanite precipitation in the basic conditions.Bioanalysises
It is nitrate nitrogen by mineralized nitrogen under aerobe effect to be, if wanting to remove nitrate nitrogen from waste water, there is provision of anoxia anti-
De-nitrification unit, the A-O techniques of current main flow, A2O techniques, DAT-IAT, SBR is respectively provided with the effect of denitrogenation.Reverse osmosiss are based on physics
The mechanism of screening, pore size filter is 10-10M or so, can be filtered to remove monovalention.Ion exchange technique is generally using boiling
Stone ion exchange technique.Zeolite is a kind of absorption class material having no effect to environment, in the advanced treating mistake of ammonia nitrogen waste water
It is widely used in journey.
At present, it is many in Practical Project to be processed using single treatment Process on Ammonia Nitrogen waste water, have the following disadvantages：Process
Effect is poor, narrow application range and the not high defect of versatility.Accordingly, it would be desirable to the combination ammonia of a kind of high treating effect, highly versatile
Nitrogen waste water treatment process equipment.
The content of the invention
The purpose of this utility model is to overcome the shortcomings of above-mentioned prior art, there is provided one kind is using multistage stripping, multistage
The combining process equipment of precipitation, with efficient, low energy consumption pollutant load height, species complexity, the poor ammonia nitrogen of biodegradability are solved
The processing method and equipment of waste water.
This utility model solves the technical scheme of above-mentioned technical problem：The process equipment that a kind of ammonia nitrogen waste water is processed, its
It is characterised by, the process equipment that the ammonia nitrogen waste water is processed includes：Regulating reservoir, the stripping unit being sequentially connected in series by pipeline
Equipment, intermediate water tank A, guanite precipitation unit, intermediate water tank B, zeolite filter and product pond；
Further, waste water is sent to stripping tower 3A tops by centrifugal pump by water inlet pipe in the regulating reservoir；Waste water exists
Stripping tower 3A, stripping tower 3B and stripping tower 3C are passed sequentially through under discrepancy in elevation effect；During the water outlet Jing pipelines of the stripping tower 3C are entered
Between water tank A, the water outlet of intermediate water tank A sends into guanite precipitation reactor 5A by centrifugal pump Jing pipelines；Waste water is under discrepancy in elevation effect
Pass sequentially through guanite precipitation reactor 5A, guanite precipitation reactor 5B and guanite precipitation reactor 5C；The guanite
The water outlet Jing pipelines of precipitation reactor 5C enter intermediate water tank B, and the water outlet of intermediate water tank B sends into zeolite mistake by centrifugal pump Jing pipelines
The top of filter；The water outlet of the zeolite filter is entered via bottom pipe and produces pond；
Further, the stripping unit adopts three-level counter flow series mode, and what Jing strippings unit was discharged contains
Ammonia gas are discharged after sour pond absorbs；
Further, the guanite precipitation unit adopts three-level advection series system, adds per one-level
Precipitant.
The beneficial effects of the utility model are：
1. ammonia nitrogen waste water is processed using stripping handling process, air is fully contacted with waste water, in heightening waste water
Ammonia nitrogen convert to free state ammonium, nitrogen substance in waste water is made through gas-liquid interface, in being transferred to gas phase, so as to reach from useless
The purpose of ammonia nitrogen is removed in water.Stripping reactor has the advantages for the treatment of effect is stable, and technological process is simple, it is easy to which extension can be real
Existing whole Automated condtrol；
2. ammonia nitrogen waste water is processed using guanite precipitation reactor, under certain pH, temperature, pressure, in waste water
NH4 +With Mg2+And PO4 3-Reaction, generates MgNH4PO4Precipitation, afterwards by gravitational settling, guanite is separated from waste water,
And then removal of the realization to ammonia nitrogen, realize the effective purification to water quality；
3. advanced treating is carried out to ammonia nitrogen in waste water using absorption method, using zeolite as carrier, it is ensured that produce water and reach discharge
Require；
4. this technological design is rationally, simple to operate, and continuous stable, it is dirty that water outlet TN and TP index is satisfied by National Industrial
Water discharge standard.
Description of the drawings
Fig. 1 is equipment connection diagram of the present utility model.
《Explanation to main sequence number in accompanying drawing》
1：Regulating reservoir 2,4-2,6-2：Centrifugal pump 1-3,5-3：Dosing pump
1-2、1-5、5-1、5-2：Agitator 1-1,2-1,4-1,4-3,6-1,7-1,7-2：Pipeline
1-4：Alkali pond 3：Stripping unit
3-2：Gas flowmeter 3-3：3-4 is responsible in air blast：Aerator
3-5：Tail gas absorption pipeline 3-6：Sour pond 4：Intermediate pool A
5：Guanite precipitation unit 5-4：Microcosmic salt pond 5-5：Magnesium salt pond
5-6：Dosing pipe 5-7：Sludge collecting 5-8：Storage mud device
5-9：Baffle plate 5-10：Reaction zone 5-11：Settling section
6：Intermediate water tank B 7：Zeolite filter 8：Produce pond
Specific embodiment
Embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
This utility model provides the process equipment that a kind of ammonia nitrogen waste water is processed, it is characterised in that the ammonia nitrogen waste water is processed
Process equipment include：The regulating reservoir (1) that is sequentially connected in series by pipeline, stripping unit (3), intermediate water tank A (4),
Guanite precipitation unit (5), intermediate water tank B (6), zeolite filter (7) and product pond (8)；
As shown in figure 1, waste water is sent to stripping tower (3A) by centrifugal pump (2) by pipeline (2-1) in the regulating reservoir (1)
Top；Waste water passes sequentially through stripping tower (3A), stripping tower (3B) and stripping tower (3C) under discrepancy in elevation effect；The stripping tower (3C)
Water outlet Jing pipelines (4-1) enter intermediate water tank A (4), the water outlet of intermediate water tank A (4) is by centrifugal pump (4-2) Jing pipelines (4-3)
Send into guanite precipitation reactor (5A)；Waste water passes sequentially through guanite precipitation reactor (5A), guanite under discrepancy in elevation effect
Precipitation reactor (5B) and guanite precipitation reactor (5C)；The water outlet Jing pipeline (6- of the guanite precipitation reactor (5C)
1) into intermediate water tank B (6), the water outlet of intermediate water tank B (6) sends into zeolite filter by centrifugal pump (6-2) Jing pipelines (7-1)
(7) top；The water outlet of the zeolite filter (7) is entered via bottom pipe (7-2) and produces pond (8)；
As shown in figure 1, the stripping unit (3) is using three-level counter flow series mode, Jing stripping units (3) rows
The ammonia-containing gas for going out are discharged after sour pond (3-6) absorbs；
As shown in figure 1, the guanite precipitation unit (5) is using three-level advection series system, it is equal per one-level
Add precipitant.
A kind of method that ammonia nitrogen waste water is processed, it is characterised in that the treating method comprises such as the next stage：
1) the pH regulator stage：The alkaline solution of alkali pond (1-4) is mixed with waste water by dosing pump 1-3, by the pH of waste water
Value is adjusted between 10～11；
2) the stripping stage：The waste water for regulating pH value is sent in stripping unit (3), air is from stripping tower (3) bottom
Portion enters, and to waste water three stage countercurrent strippings are carried out successively；
3) guanite precipitation reaction：Waste water after the process of above-mentioned stripping is sent into into guanite precipitation unit
(5) in, the ammonia nitrogen in reaction zone (5-10) adds magnesium chloride and disodium hydrogen phosphate, with waste water generates magnesium ammonium phosphate sediment, gives up
Water is clarified in settling section (5-11), and to waste water third-order reaction precipitation is carried out successively, per A reactor added amount of chemical mole
Than for n (N): n (p): n (Mg)=1: 1.5～2: 2～3；
4) the advanced treating stage：Waste water after clarification is sent in zeolite filter (7), advanced treating is carried out, zeolite is filled out
Rate is filled for 40%～60%, it is ensured that produce water up to standard；
5) the spoil disposal stage：Sludge Jing sludge collecting (5-7) that guanite precipitation reactor (5) is deposited is converged to storage mud
In device (5-8).
As shown in figure 1, the pH value adjusts stage apparatus includes regulating reservoir (1) and alkali pond, and auxiliary device agitator
(1-2,1-5) and dosing pump (1-3)；
As shown in figure 1, stripping unit (3) air is from aerator (3-4), aerator (3-4) passes through air blast
Supervisor (3-3) is connected with stripping tower (3A, 3B, 3C) bottom；
As shown in figure 1, the guanite precipitation unit (5) including guanite precipitation reactor (5A, 5B,
5C), reaction zone (5-10) and settling section (5- are divided into by dividing plate (5-9) inside guanite precipitation reactor (5A, 5B, 5C)
11), it is provided with agitator (5-1) in reaction zone (5-10)；Medicine system includes microcosmic salt pond (5-4), magnesium salt pond (5-5) and dosing pump
(5-3), it is connected by dosing pipe (5-6)；Agitator (5-2) is provided with microcosmic salt pond (5-4) and magnesium salt pond (5-5)；Birds droppings
Stone precipitation reactor (5) bottom is provided with sludge collecting (5-7), sludge collecting (5-7) and storage mud device (5-8) phase
Connection.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit this utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in this utility model
Protection domain within.
Claims (4)
1. the process equipment that a kind of ammonia nitrogen waste water is processed, it is characterised in that the process equipment that the ammonia nitrogen waste water is processed includes：It is logical
Regulating reservoir (1), stripping unit (3), intermediate water tank A (4), guanite precipitation unit that piping is sequentially connected in series
Equipment (5), intermediate water tank B (6), zeolite filter (7) and product pond (8).
2. according to the process equipment of the process of ammonia nitrogen waste water described in claim 1, it is characterised in that give up in the regulating reservoir (1)
Water is sent to stripping tower (3A) top by centrifugal pump (2) by pipeline (2-1)；Waste water passes sequentially through stripping tower under discrepancy in elevation effect
(3A), stripping tower (3B) and stripping tower (3C)；Water outlet Jing pipelines (4-1) of the stripping tower (3C) enters intermediate water tank A (4),
The water outlet of intermediate water tank A (4) sends into guanite precipitation reactor (5A) by centrifugal pump (4-2) Jing pipelines (4-3)；Waste water is in the discrepancy in elevation
Guanite precipitation reactor (5A), guanite precipitation reactor (5B) and guanite precipitation reactor are passed sequentially through under effect
(5C)；Water outlet Jing pipelines (6-1) of the guanite precipitation reactor (5C) enters intermediate water tank B (6), intermediate water tank B's (6)
The top of zeolite filter (7) is sent in water outlet by centrifugal pump (6-2) Jing pipelines (7-1)；The water outlet Jing of the zeolite filter (7)
Entered by bottom pipe (7-2) and produce pond (8).
3. according to the process equipment of the process of ammonia nitrogen waste water described in claim 2, it is characterised in that the stripping unit
(3) using three-level counter flow series mode, the ammonia-containing gas that Jing stripping units (3) is discharged absorb heel row by sour pond (3-6)
Put.
4. the process equipment for processing according to ammonia nitrogen waste water in claim 1, it is characterised in that the guanite precipitation unit
Equipment (5) adds precipitant using three-level advection series system per one-level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621050693.6U CN206109099U (en) | 2016-09-07 | 2016-09-07 | Treatment of ammonia nitrogen waste water's manufacturing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621050693.6U CN206109099U (en) | 2016-09-07 | 2016-09-07 | Treatment of ammonia nitrogen waste water's manufacturing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206109099U true CN206109099U (en) | 2017-04-19 |
Family
ID=58519862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621050693.6U Active CN206109099U (en) | 2016-09-07 | 2016-09-07 | Treatment of ammonia nitrogen waste water's manufacturing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206109099U (en) |
-
2016
- 2016-09-07 CN CN201621050693.6U patent/CN206109099U/en active Active
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